{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010240","490:4900009743","490:4900009542","490:4900010667","490:4900010413","490:4900010582","490:4900010497","490:4900010498","490:4900009942","490:4900011444","490:4900010752","490:4900011370","490:4900010569","490:4900010325","490:4900011244","490:4900010581","490:4900010243","490:4900011308","490:4900009643","490:4900010651","490:4900008548","490:4900011378","490:4900009642","490:4900010242","490:4900011377"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.34367321887013147,0.33884275941643954,0.14857960259060168,0.11639804535722412,0.09618701291260631,0.0809234918804689,0.0782310277837726,0.07165633851250021,0.06904273288397214,0.04846000204634437,0.04015121236975087,0.031208555623202284,0.030271913224179322,0.03015509121007807,0.028826422312832018,0.028094510411800458,0.02321023384625831,0.022926212892023092,0.021407073640233053,0.02131377826817542,0.01935017702591953,0.018650848979582933,0.011739207370129212,0.009891628477852639,0.00935456418249517],"twin_dists":[0.1898180406532374,0.19107173376447345,0.25361361145538586,0.2693597828667068,0.2810491666059382,0.29123473399596717,0.29318796221798915,0.29819553712381003,0.30028990457103455,0.3195554579539526,0.3293337696082363,0.3419949638737648,0.3434945696376522,0.34368438527967227,0.3458888422509116,0.3471407336404732,0.35629957172096116,0.3568819689696548,0.36010773222311837,0.36031225553505936,0.36480879851060183,0.36650679780554823,0.38722731163147156,0.3946161650876092,0.39699514027414856],"n_dims_used":45,"mean_confidence":0.890665266248915},"coverage":{"mean_confidence":0.890665266248915,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}